19713185

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 25681320

約数和(自身を除く): 5968135

約数列:

[1, 5, 23, 29, 115, 145, 257, 529, 667, 1285, 2645, 3335, 5911, 7453, 15341, 29555, 37265, 76705, 135953, 171419, 679765, 857095, 3942637, 19713185]

約数ペア:

[(1, 19713185), (5, 3942637), (23, 857095), (29, 679765), (115, 171419), (145, 135953), (257, 76705), (529, 37265), (667, 29555), (1285, 15341), (2645, 7453), (3335, 5911)]